<%--
  Description: 
  User: wangguichun
  Date: 2018/4/9
  Time: 14:17
--%>
<%@ page contentType="text/html;charset=UTF-8" language="java" %>
<html>
<head>
    <title>les4</title>
</head>
<body>
今日内容：前台向后台简单传值
<form action="${pageContext.request.contextPath}/les4_1">
    用户名：<input type="text" name="userName">
    <input type="submit" value="提交">

</form>

</body>
</html>
